*{margin: 0; padding: 0;}
a{list-style: none;}
ul {list-style: none;}
li {list-style: none;}
.fl {float: left;}
.fr {float:right;}
.box{width: 1200px; margin: 0 auto;}
.nav {height: 80px; background: rgba(0,0,0,.8)}
.nav .logo {width: 300px; height: 80px;}
.nav .navList li {float: left; width: 60px; height: 60px;}
